Better Call Saul Timeline

Producer Peter Gould says the Better Call Saul spinoff will jump between decades and may even include scenes that take place during the Breaking Bad timeline. There’s a chance Bryan Cranston will reprise his role as Walter White alongside other familiar faces.
http://insidetv.ew.com/2014/07/01/better-call-saul-will-take-place-before-during-and-after-breaking-bad/